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Effect of inorganic or organic selenium supplementation on productive performance, egg quality and some physiological traits of dual-purpose breeding hens
selenium egg production fertility hatchability egg quality
2015/6/8
One hundred and twenty (100♀ + 20♂) 30-weeks-old dual-purpose breeding hens of Gimmizah strain were housed in individual cages in a semi-open house. Birds were distributed randomly into five treatment...
Genetic evaluation of daily gains of dual-purpose bulls using a random regression model
daily gains curve random regression heritability correlation bulls
2015/6/5
Daily gains of 8 243 dual-purpose bulls from 100 to 400 days of age during the years 1971 to 2007 were analyzed by random regression models. Orthogonal Legendre polynomials (LP) of degree 4 were appli...
Trajectory of body weight of performance tested dual-purpose bulls
cattle random regression heritability genetic correlation growth curve linear spline
2015/6/4
6 508 bulls of dual-purpose cattle at performance-test stations were weighed at intervals of 30 days from birth to 420 days. After all editing a total of 74 558 weight records were available. Live wei...
Germplasm evaluation and enhancement for the development of cowpea (Vigna unguiculata (L.) Walp dual-purpose F2 genotypes
Vigna unguiculata germplasm harvest index dual-purpose
2011/1/10
Cowpea is an important grain legume as well as fodder crop, especially in the dry regions of South Africa. The production of this crop has been below average because of low genetic variation and culti...
Evaluation of some sorghum [Sorghum bicolor（L）Moench] cultivars and lines as sweet, dual purpose, and grain types
Iran sucrose content
2009/2/19
Nine cultivars and lines of sorghum of Iran were evaluated for sucrose content, grain yield, and yield components. Results show that cv Rio had the highest sucrose content (125.6 g kg–1 fresh stalk) a...
Effect of Supplementary Feeding Strategies on the Performance of Stall Fed Dual-purpose Dairy Cows Fed Grass Hay-based Diets
Dual-purpose Cows Plane of Nutrition Feeding Strategy Milk Yield Live Weight Body Condition
2016/4/12
Supplementary feeding strategies were evaluated from pre-calving throughout lactation on 24 dual-purpose Mpwapwa breed cows in their second or greater lactation, weighing 246-455 kg. The Mpwapwa breed...